20l = 20000ml
\(V_{C_2H_5OH}=\dfrac{23.20000}{100}=4600\left(ml\right)\\ m_{C_2H_5OH}=4600.0,8=3680\left(g\right)\\ n_{C_2H_5OH}=\dfrac{3680}{46}=80\left(mol\right)\)
PTHH: C6H12O6 --men rượu--> 2CO2 + 2C2H5OH
40<--------------------------------------80
\(m_{C_6H_{12}O_6}=\dfrac{40.180}{64\%}=11250\left(g\right)\)